Where is East Branch Clarion River Lake?

East Branch Clarion River Lake is a lake in Elk County, Pennsylvania. Its water-quality measurements are published by PA DEP and shown on this page as reported.

Are there boat ramps on East Branch Clarion River Lake?

East Branch Clarion River Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Instanter. Public access is listed as yes.

Can I fish at East Branch Clarion River Lake?

East Branch Clarion River Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Seasons, size and bag limits, and whether you need a license are set by Pennsylvania's fish and wildlife agency, so check its current regulations before you go.

East Branch Clarion River Lake

Elk County, Pennsylvania1,111 acresView map Directions

No nutrient or algae sampling on record from PA DEP for this lake.

Area

1,111 acres

Surface area

Shoreline

21.8 mi

Measured length

Impaired · Mercury
Public access
Limited data

See the measurements Directions Where to stay

East Branch Clarion River Lake in Elk County, Pennsylvania has water-quality measurements published by PA DEP, shown here as reported. Surface area: 1111 acres.

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East Branch Clarion River Lake is a 1,111-acre lake in Elk County, Pennsylvania. Limited fish-species data available. Public access is available with 1 public boat landing.

Source: EPA Water Quality Portal sampling records, PA DEP, last sampled 2026-09-07. Methodology: how these readings are compared.

What East Branch Clarion River Lake is good for

From access and monitoring records, not editorial picks.

Boat launch1 documented ramp
Big water1,111 acres

Swimming conditions

No reading

Limited data

Nutrient and algae readings are not a swimming clearance. East Branch Clarion River Lake is listed impaired under Clean Water Act §303(d) (IR 5) for mercury. Check local advisories before you swim.

Whether East Branch Clarion River Lake is safe to swim in today is a call for the Pennsylvania Department of Environmental Protection and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

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Water quality measurements for East Branch Clarion River Lake

These are the measurements PA DEP publishes for East Branch Clarion River Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.

No clarity data.

Ask about East Branch Clarion River Lake

Answers come straight from the public measurements and survey records on this page.

→ East Branch Clarion River Lake water level: the live USGS gauge reading

Lake Details

Surface area

1,111 acres

Shoreline

21.8 mi

Public access

Yes

Listed by PA DEP

No bathymetric survey has been published for East Branch Clarion River Lake, so its depth is not documented here.

Recreation & Access

Boat Landings

Yes

Public Access

InstanterPublic

Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps

Stays via Stay22

Stays near East Branch Clarion River Lake

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Fishing East Branch Clarion River Lake

→ East Branch Clarion River Lake fishing regulations (limits, seasons, special rules)

EPA Impairment Status

East Branch Clarion River Lake is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 5).

Causes of impairment

Mercury

Designated uses not supporting: Fish consumption.

Source: EPA ATTAINS assessment unit PA-LRP-05010005001233 · Official waterbody report

Nearby Lakes in Elk County

Sedimentation Reservoir10.9 miView →Laural Run Reservoir12.7 miView →Ridgway Reservoir15.3 miView →Reservoir Number Five22.4 miView →Reservoir Number Two27.1 miView →Lake Sabula—View →

Frequently asked questions about East Branch Clarion River Lake

Where is East Branch Clarion River Lake?: East Branch Clarion River Lake is a lake in Elk County, Pennsylvania. Its water-quality measurements are published by PA DEP and shown on this page as reported.
What is the water quality of East Branch Clarion River Lake?: East Branch Clarion River Lake in Elk County, Pennsylvania has water-quality measurements published by PA DEP, shown here as reported. Surface area: 1111 acres.
Is East Branch Clarion River Lake safe to swim in?: Nutrient and algae readings are not a swimming clearance. East Branch Clarion River Lake is listed impaired under Clean Water Act §303(d) (IR 5) for mercury. Check local advisories before you swim.
Are there boat ramps on East Branch Clarion River Lake?: East Branch Clarion River Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Instanter. Public access is listed as yes.
Can I fish at East Branch Clarion River Lake?: East Branch Clarion River Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Seasons, size and bag limits, and whether you need a license are set by Pennsylvania's fish and wildlife agency, so check its current regulations before you go.